Find IP IPv4 Network/Subnet and its host address ranges

What is an IPv4 IP address its network and host address ranges?

An IPv4 IP address is an address used in order to uniquely identify a device on an IP network. The address is made up of 32 binary bits, which can be divisible into a network portion and host portion with the help of a subnet mask. The 32 binary bits are broken into four octets (1 octet = 8 bits). Each octet is converted to decimal and separated by a period (dot).

How to Subnet IPv4? Its simple answer is that subnetting is the process of taking a network and splitting it into smaller networks, known as subnets. It's used to free up more public IPv4 addresses and segment networks for security and easier management.
Following are the ranges of IPv4 subnet/network address and their host addresses.

IPv4 AddressIPv6 Address
123.103.11.1 0:0:0:0:0:ffff:7b67:b01
123.103.11.2 0:0:0:0:0:ffff:7b67:b02
123.103.11.3 0:0:0:0:0:ffff:7b67:b03
123.103.11.4 0:0:0:0:0:ffff:7b67:b04
123.103.11.5 0:0:0:0:0:ffff:7b67:b05
123.103.11.6 0:0:0:0:0:ffff:7b67:b06
123.103.11.7 0:0:0:0:0:ffff:7b67:b07
123.103.11.8 0:0:0:0:0:ffff:7b67:b08
123.103.11.9 0:0:0:0:0:ffff:7b67:b09
123.103.11.10 0:0:0:0:0:ffff:7b67:b0a
123.103.11.11 0:0:0:0:0:ffff:7b67:b0b
123.103.11.12 0:0:0:0:0:ffff:7b67:b0c
123.103.11.13 0:0:0:0:0:ffff:7b67:b0d
123.103.11.14 0:0:0:0:0:ffff:7b67:b0e
123.103.11.15 0:0:0:0:0:ffff:7b67:b0f
123.103.11.16 0:0:0:0:0:ffff:7b67:b10
123.103.11.17 0:0:0:0:0:ffff:7b67:b11
123.103.11.18 0:0:0:0:0:ffff:7b67:b12
123.103.11.19 0:0:0:0:0:ffff:7b67:b13
123.103.11.20 0:0:0:0:0:ffff:7b67:b14
123.103.11.21 0:0:0:0:0:ffff:7b67:b15
123.103.11.22 0:0:0:0:0:ffff:7b67:b16
123.103.11.23 0:0:0:0:0:ffff:7b67:b17
123.103.11.24 0:0:0:0:0:ffff:7b67:b18
123.103.11.25 0:0:0:0:0:ffff:7b67:b19
123.103.11.26 0:0:0:0:0:ffff:7b67:b1a
123.103.11.27 0:0:0:0:0:ffff:7b67:b1b
123.103.11.28 0:0:0:0:0:ffff:7b67:b1c
123.103.11.29 0:0:0:0:0:ffff:7b67:b1d
123.103.11.30 0:0:0:0:0:ffff:7b67:b1e
123.103.11.31 0:0:0:0:0:ffff:7b67:b1f
123.103.11.32 0:0:0:0:0:ffff:7b67:b20
123.103.11.33 0:0:0:0:0:ffff:7b67:b21
123.103.11.34 0:0:0:0:0:ffff:7b67:b22
123.103.11.35 0:0:0:0:0:ffff:7b67:b23
123.103.11.36 0:0:0:0:0:ffff:7b67:b24
123.103.11.37 0:0:0:0:0:ffff:7b67:b25
123.103.11.38 0:0:0:0:0:ffff:7b67:b26
123.103.11.39 0:0:0:0:0:ffff:7b67:b27
123.103.11.40 0:0:0:0:0:ffff:7b67:b28
123.103.11.41 0:0:0:0:0:ffff:7b67:b29
123.103.11.42 0:0:0:0:0:ffff:7b67:b2a
123.103.11.43 0:0:0:0:0:ffff:7b67:b2b
123.103.11.44 0:0:0:0:0:ffff:7b67:b2c
123.103.11.45 0:0:0:0:0:ffff:7b67:b2d
123.103.11.46 0:0:0:0:0:ffff:7b67:b2e
123.103.11.47 0:0:0:0:0:ffff:7b67:b2f
123.103.11.48 0:0:0:0:0:ffff:7b67:b30
123.103.11.49 0:0:0:0:0:ffff:7b67:b31
123.103.11.50 0:0:0:0:0:ffff:7b67:b32
123.103.11.51 0:0:0:0:0:ffff:7b67:b33
123.103.11.52 0:0:0:0:0:ffff:7b67:b34
123.103.11.53 0:0:0:0:0:ffff:7b67:b35
123.103.11.54 0:0:0:0:0:ffff:7b67:b36
123.103.11.55 0:0:0:0:0:ffff:7b67:b37
123.103.11.56 0:0:0:0:0:ffff:7b67:b38
123.103.11.57 0:0:0:0:0:ffff:7b67:b39
123.103.11.58 0:0:0:0:0:ffff:7b67:b3a
123.103.11.59 0:0:0:0:0:ffff:7b67:b3b
123.103.11.60 0:0:0:0:0:ffff:7b67:b3c


123.103.11.61 0:0:0:0:0:ffff:7b67:b3d
123.103.11.62 0:0:0:0:0:ffff:7b67:b3e
123.103.11.63 0:0:0:0:0:ffff:7b67:b3f
123.103.11.64 0:0:0:0:0:ffff:7b67:b40
123.103.11.65 0:0:0:0:0:ffff:7b67:b41
123.103.11.66 0:0:0:0:0:ffff:7b67:b42
123.103.11.67 0:0:0:0:0:ffff:7b67:b43
123.103.11.68 0:0:0:0:0:ffff:7b67:b44
123.103.11.69 0:0:0:0:0:ffff:7b67:b45
123.103.11.70 0:0:0:0:0:ffff:7b67:b46
123.103.11.71 0:0:0:0:0:ffff:7b67:b47
123.103.11.72 0:0:0:0:0:ffff:7b67:b48
123.103.11.73 0:0:0:0:0:ffff:7b67:b49
123.103.11.74 0:0:0:0:0:ffff:7b67:b4a
123.103.11.75 0:0:0:0:0:ffff:7b67:b4b
123.103.11.76 0:0:0:0:0:ffff:7b67:b4c
123.103.11.77 0:0:0:0:0:ffff:7b67:b4d
123.103.11.78 0:0:0:0:0:ffff:7b67:b4e
123.103.11.79 0:0:0:0:0:ffff:7b67:b4f
123.103.11.80 0:0:0:0:0:ffff:7b67:b50
123.103.11.81 0:0:0:0:0:ffff:7b67:b51
123.103.11.82 0:0:0:0:0:ffff:7b67:b52
123.103.11.83 0:0:0:0:0:ffff:7b67:b53
123.103.11.84 0:0:0:0:0:ffff:7b67:b54
123.103.11.85 0:0:0:0:0:ffff:7b67:b55
123.103.11.86 0:0:0:0:0:ffff:7b67:b56
123.103.11.87 0:0:0:0:0:ffff:7b67:b57
123.103.11.88 0:0:0:0:0:ffff:7b67:b58
123.103.11.89 0:0:0:0:0:ffff:7b67:b59
123.103.11.90 0:0:0:0:0:ffff:7b67:b5a
123.103.11.91 0:0:0:0:0:ffff:7b67:b5b
123.103.11.92 0:0:0:0:0:ffff:7b67:b5c
123.103.11.93 0:0:0:0:0:ffff:7b67:b5d
123.103.11.94 0:0:0:0:0:ffff:7b67:b5e
123.103.11.95 0:0:0:0:0:ffff:7b67:b5f
123.103.11.96 0:0:0:0:0:ffff:7b67:b60
123.103.11.97 0:0:0:0:0:ffff:7b67:b61
123.103.11.98 0:0:0:0:0:ffff:7b67:b62
123.103.11.99 0:0:0:0:0:ffff:7b67:b63
123.103.11.100 0:0:0:0:0:ffff:7b67:b64
123.103.11.101 0:0:0:0:0:ffff:7b67:b65
123.103.11.102 0:0:0:0:0:ffff:7b67:b66
123.103.11.103 0:0:0:0:0:ffff:7b67:b67
123.103.11.104 0:0:0:0:0:ffff:7b67:b68
123.103.11.105 0:0:0:0:0:ffff:7b67:b69
123.103.11.106 0:0:0:0:0:ffff:7b67:b6a
123.103.11.107 0:0:0:0:0:ffff:7b67:b6b
123.103.11.108 0:0:0:0:0:ffff:7b67:b6c
123.103.11.109 0:0:0:0:0:ffff:7b67:b6d
123.103.11.110 0:0:0:0:0:ffff:7b67:b6e
123.103.11.111 0:0:0:0:0:ffff:7b67:b6f
123.103.11.112 0:0:0:0:0:ffff:7b67:b70
123.103.11.113 0:0:0:0:0:ffff:7b67:b71
123.103.11.114 0:0:0:0:0:ffff:7b67:b72
123.103.11.115 0:0:0:0:0:ffff:7b67:b73
123.103.11.116 0:0:0:0:0:ffff:7b67:b74
123.103.11.117 0:0:0:0:0:ffff:7b67:b75
123.103.11.118 0:0:0:0:0:ffff:7b67:b76
123.103.11.119 0:0:0:0:0:ffff:7b67:b77
123.103.11.120 0:0:0:0:0:ffff:7b67:b78


123.103.11.121 0:0:0:0:0:ffff:7b67:b79
123.103.11.122 0:0:0:0:0:ffff:7b67:b7a
123.103.11.123 0:0:0:0:0:ffff:7b67:b7b
123.103.11.124 0:0:0:0:0:ffff:7b67:b7c
123.103.11.125 0:0:0:0:0:ffff:7b67:b7d
123.103.11.126 0:0:0:0:0:ffff:7b67:b7e
123.103.11.127 0:0:0:0:0:ffff:7b67:b7f
123.103.11.128 0:0:0:0:0:ffff:7b67:b80
123.103.11.129 0:0:0:0:0:ffff:7b67:b81
123.103.11.130 0:0:0:0:0:ffff:7b67:b82
123.103.11.131 0:0:0:0:0:ffff:7b67:b83
123.103.11.132 0:0:0:0:0:ffff:7b67:b84
123.103.11.133 0:0:0:0:0:ffff:7b67:b85
123.103.11.134 0:0:0:0:0:ffff:7b67:b86
123.103.11.135 0:0:0:0:0:ffff:7b67:b87
123.103.11.136 0:0:0:0:0:ffff:7b67:b88
123.103.11.137 0:0:0:0:0:ffff:7b67:b89
123.103.11.138 0:0:0:0:0:ffff:7b67:b8a
123.103.11.139 0:0:0:0:0:ffff:7b67:b8b
123.103.11.140 0:0:0:0:0:ffff:7b67:b8c
123.103.11.141 0:0:0:0:0:ffff:7b67:b8d
123.103.11.142 0:0:0:0:0:ffff:7b67:b8e
123.103.11.143 0:0:0:0:0:ffff:7b67:b8f
123.103.11.144 0:0:0:0:0:ffff:7b67:b90
123.103.11.145 0:0:0:0:0:ffff:7b67:b91
123.103.11.146 0:0:0:0:0:ffff:7b67:b92
123.103.11.147 0:0:0:0:0:ffff:7b67:b93
123.103.11.148 0:0:0:0:0:ffff:7b67:b94
123.103.11.149 0:0:0:0:0:ffff:7b67:b95
123.103.11.150 0:0:0:0:0:ffff:7b67:b96
123.103.11.151 0:0:0:0:0:ffff:7b67:b97
123.103.11.152 0:0:0:0:0:ffff:7b67:b98
123.103.11.153 0:0:0:0:0:ffff:7b67:b99
123.103.11.154 0:0:0:0:0:ffff:7b67:b9a
123.103.11.155 0:0:0:0:0:ffff:7b67:b9b
123.103.11.156 0:0:0:0:0:ffff:7b67:b9c
123.103.11.157 0:0:0:0:0:ffff:7b67:b9d
123.103.11.158 0:0:0:0:0:ffff:7b67:b9e
123.103.11.159 0:0:0:0:0:ffff:7b67:b9f
123.103.11.160 0:0:0:0:0:ffff:7b67:ba0
123.103.11.161 0:0:0:0:0:ffff:7b67:ba1
123.103.11.162 0:0:0:0:0:ffff:7b67:ba2
123.103.11.163 0:0:0:0:0:ffff:7b67:ba3
123.103.11.164 0:0:0:0:0:ffff:7b67:ba4
123.103.11.165 0:0:0:0:0:ffff:7b67:ba5
123.103.11.166 0:0:0:0:0:ffff:7b67:ba6
123.103.11.167 0:0:0:0:0:ffff:7b67:ba7
123.103.11.168 0:0:0:0:0:ffff:7b67:ba8
123.103.11.169 0:0:0:0:0:ffff:7b67:ba9
123.103.11.170 0:0:0:0:0:ffff:7b67:baa
123.103.11.171 0:0:0:0:0:ffff:7b67:bab
123.103.11.172 0:0:0:0:0:ffff:7b67:bac
123.103.11.173 0:0:0:0:0:ffff:7b67:bad
123.103.11.174 0:0:0:0:0:ffff:7b67:bae
123.103.11.175 0:0:0:0:0:ffff:7b67:baf
123.103.11.176 0:0:0:0:0:ffff:7b67:bb0
123.103.11.177 0:0:0:0:0:ffff:7b67:bb1
123.103.11.178 0:0:0:0:0:ffff:7b67:bb2
123.103.11.179 0:0:0:0:0:ffff:7b67:bb3
123.103.11.180 0:0:0:0:0:ffff:7b67:bb4


123.103.11.181 0:0:0:0:0:ffff:7b67:bb5
123.103.11.182 0:0:0:0:0:ffff:7b67:bb6
123.103.11.183 0:0:0:0:0:ffff:7b67:bb7
123.103.11.184 0:0:0:0:0:ffff:7b67:bb8
123.103.11.185 0:0:0:0:0:ffff:7b67:bb9
123.103.11.186 0:0:0:0:0:ffff:7b67:bba
123.103.11.187 0:0:0:0:0:ffff:7b67:bbb
123.103.11.188 0:0:0:0:0:ffff:7b67:bbc
123.103.11.189 0:0:0:0:0:ffff:7b67:bbd
123.103.11.190 0:0:0:0:0:ffff:7b67:bbe
123.103.11.191 0:0:0:0:0:ffff:7b67:bbf
123.103.11.192 0:0:0:0:0:ffff:7b67:bc0
123.103.11.193 0:0:0:0:0:ffff:7b67:bc1
123.103.11.194 0:0:0:0:0:ffff:7b67:bc2
123.103.11.195 0:0:0:0:0:ffff:7b67:bc3
123.103.11.196 0:0:0:0:0:ffff:7b67:bc4
123.103.11.197 0:0:0:0:0:ffff:7b67:bc5
123.103.11.198 0:0:0:0:0:ffff:7b67:bc6
123.103.11.199 0:0:0:0:0:ffff:7b67:bc7
123.103.11.200 0:0:0:0:0:ffff:7b67:bc8
123.103.11.201 0:0:0:0:0:ffff:7b67:bc9
123.103.11.202 0:0:0:0:0:ffff:7b67:bca
123.103.11.203 0:0:0:0:0:ffff:7b67:bcb
123.103.11.204 0:0:0:0:0:ffff:7b67:bcc
123.103.11.205 0:0:0:0:0:ffff:7b67:bcd
123.103.11.206 0:0:0:0:0:ffff:7b67:bce
123.103.11.207 0:0:0:0:0:ffff:7b67:bcf
123.103.11.208 0:0:0:0:0:ffff:7b67:bd0
123.103.11.209 0:0:0:0:0:ffff:7b67:bd1
123.103.11.210 0:0:0:0:0:ffff:7b67:bd2
123.103.11.211 0:0:0:0:0:ffff:7b67:bd3
123.103.11.212 0:0:0:0:0:ffff:7b67:bd4
123.103.11.213 0:0:0:0:0:ffff:7b67:bd5
123.103.11.214 0:0:0:0:0:ffff:7b67:bd6
123.103.11.215 0:0:0:0:0:ffff:7b67:bd7
123.103.11.216 0:0:0:0:0:ffff:7b67:bd8
123.103.11.217 0:0:0:0:0:ffff:7b67:bd9
123.103.11.218 0:0:0:0:0:ffff:7b67:bda
123.103.11.219 0:0:0:0:0:ffff:7b67:bdb
123.103.11.220 0:0:0:0:0:ffff:7b67:bdc
123.103.11.221 0:0:0:0:0:ffff:7b67:bdd
123.103.11.222 0:0:0:0:0:ffff:7b67:bde
123.103.11.223 0:0:0:0:0:ffff:7b67:bdf
123.103.11.224 0:0:0:0:0:ffff:7b67:be0
123.103.11.225 0:0:0:0:0:ffff:7b67:be1
123.103.11.226 0:0:0:0:0:ffff:7b67:be2
123.103.11.227 0:0:0:0:0:ffff:7b67:be3
123.103.11.228 0:0:0:0:0:ffff:7b67:be4
123.103.11.229 0:0:0:0:0:ffff:7b67:be5
123.103.11.230 0:0:0:0:0:ffff:7b67:be6
123.103.11.231 0:0:0:0:0:ffff:7b67:be7
123.103.11.232 0:0:0:0:0:ffff:7b67:be8
123.103.11.233 0:0:0:0:0:ffff:7b67:be9
123.103.11.234 0:0:0:0:0:ffff:7b67:bea
123.103.11.235 0:0:0:0:0:ffff:7b67:beb
123.103.11.236 0:0:0:0:0:ffff:7b67:bec
123.103.11.237 0:0:0:0:0:ffff:7b67:bed
123.103.11.238 0:0:0:0:0:ffff:7b67:bee
123.103.11.239 0:0:0:0:0:ffff:7b67:bef
123.103.11.240 0:0:0:0:0:ffff:7b67:bf0
123.103.11.241 0:0:0:0:0:ffff:7b67:bf1
123.103.11.242 0:0:0:0:0:ffff:7b67:bf2
123.103.11.243 0:0:0:0:0:ffff:7b67:bf3
123.103.11.244 0:0:0:0:0:ffff:7b67:bf4
123.103.11.245 0:0:0:0:0:ffff:7b67:bf5
123.103.11.246 0:0:0:0:0:ffff:7b67:bf6
123.103.11.247 0:0:0:0:0:ffff:7b67:bf7
123.103.11.248 0:0:0:0:0:ffff:7b67:bf8
123.103.11.249 0:0:0:0:0:ffff:7b67:bf9
123.103.11.250 0:0:0:0:0:ffff:7b67:bfa
123.103.11.251 0:0:0:0:0:ffff:7b67:bfb
123.103.11.252 0:0:0:0:0:ffff:7b67:bfc
123.103.11.253 0:0:0:0:0:ffff:7b67:bfd
123.103.11.254 0:0:0:0:0:ffff:7b67:bfe
123.103.11.255 0:0:0:0:0:ffff:7b67:bff


How we got IPv4 subnet masks?

An IPv4 subnet mask consists of 32 bits; it is a sequence of ones (1) followed by a block of zeros (0). The ones indicate bits in the address used for the network prefix and the trailing block of zeros designates that part as being the host identifier.